- lightweight, breathable 3 ply and temperature regulating performance-ready recycled COOLmatic|EXP fabric. - UPF +40 protection on the brim and front panel - machine washable. - pliable, perforated HOLLOWphorm brim for easy packability. - reflective detailing for night run visibility. - ciele athletics™ million miles guarantee. - 58 cm. adjustable and stretch. one size fits most. - weight 43 grams. - designed for people who run.

- wash cold water - hang to dry - no tumble dry - do not use softer - wash with like colors - do not bleach